{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["RNA", "cell type", "cell line", "protein", "DNA"], "input": "Similarly, in transfection experiments in which the selective kappa B binding sites were used to drive the expression of a chloramphenicol acetyltransferase reporter construct , the p65 -and p50 -selected motifs were activated only in the presence of p65 and p50/65 (a chimeric protein with the p50 DNA binding domain and p65 activation domain ) expression vectors, respectively, and neither demonstrated a significant response to stimuli that induce NF-kappa B activity ."}
{"RNA": [], "cell type": [], "cell line": [], "protein": ["chloramphenicol acetyltransferase", "p65", "p50", "p50/65", "chimeric protein", "p50 DNA binding domain", "p65 activation domain", "NF-kappa B"], "DNA": ["selective kappa B binding sites", "chloramphenicol acetyltransferase reporter construct"]}